{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-25-291504","form_type":"8-K","ticker":"IOBTQ","cik":"0001865494","company_name":"IO Biotech, Inc.","filed_at":"2025-11-21T23:59:59+00:00","discovered_at":"2026-05-14T18:02:40.877119+00:00","generated_at":"2026-05-16T17:42:34.229252+00:00","sec_items":["5.02"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.25,"confidence":"high","headline":"IO Biotech chief accounting officer Burkavage resigns; CFO Sullivan to succeed","bullets":["Brian Burkavage resigns as SVP and Chief Accounting Officer effective December 12, 2025 to pursue another opportunity; no dispute with company.","CFO Amy Sullivan designated as principal accounting officer upon Burkavage's departure; no new compensatory arrangements entered.","Sullivan's biography previously disclosed in IO Biotech's April 2025 definitive proxy statement."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-25-291504","json":"https://secwatch.observer/filing/0001193125-25-291504.json","markdown":"https://secwatch.observer/filing/0001193125-25-291504.md","text":"https://secwatch.observer/filing/0001193125-25-291504.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1865494/000119312525291504/0001193125-25-291504-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1865494/000119312525291504/d74446d8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-16T17:42:34.229252+00:00"},"review":{"review_status":"machine_generated","human_reviewed":false,"corrected":false,"correction_note":null,"correction_timestamp":null,"superseded_by":null,"related_filings":[]},"source_grounded_claims":[],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}